AWCN11 CWTO 190614
Updated weather summary for all of Southern Ontario and the
National Capital Region issued by Environment Canada
At 2:14 AM EDT Thursday 19 July 2012.

Two tornadoes in Eastern Ontario on Tuesday.

An Environment Canada storm investigator has confirmed that two
tornadoes occurred in Eastern Ontario on Tuesday. The first tornado
occurred around 1:45 PM EDT just to the northeast of summerstown
which is about 15 km east of Cornwall. Some intermittent tree and
crop damage was noted from this event with the path of damage being
about 30 metres wide and 2 km long. Based on the damage noted, it
Was rated as a Fujita scale zero tornado with peak winds to 110 km/h.

The second tornado occurred just west of Athens which is about 20 km
west of Brockville. It occurred at around 3:30 PM EDT and left a
track of damage 300 metres wide and about 3 km long. A shed was
totally destroyed as was a cinderblock chimney. In addition, a
Number of large healthy trees were uprooted and some heavy farm
equipment was moved up to 15 metres. Based on this damage, this
tornado was rated as a low end Fujita scale one event with peak
Winds to 140 km/h.

A third noteworthy area of damage was investigated on the southeast
side of bellamys lake which is about 20 km south of Smiths Falls. A
number of deep rooted trees were knocked over in this area at around
3:30 PM EDT with the diameter of damage being about 150 metres. The
damage was consistent with a burst of damaging winds from a severe
thunderstorm called a microburst. Winds capable of causing this type
of damage would again fall at the low end of the Fujita one scale
with peak winds to 140 km/h.

The two tornadoes from Tuesday's storms now bring the total of
tornadoes in Ontario this year to 5. Ontario normally has 13
tornadoes each year in a season that runs from late April until
Early October.